Home / 96,712.38-133,460.87-53,689.30

Finding the Fourth Proportional to 96,712.38, 133,460.87 and 53,689.30

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Solution

The fourth proportional to 96,712.38, 133,460.87 and 53,689.30 is: 74,090.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,712.38 : 133,460.87 = 53,689.30 : x
  2. Step 2: Convert to fraction form
    96,712.38/133,460.87 = 53,689.30/x
  3. Step 3: Cross multiply
    96,712.38x = 133,460.87 × 53,689.30
  4. Step 4: Simplify right side
    96,712.38x = 7,165,420,085.59
  5. Step 5: Solve for x
    x = 7,165,420,085.59/96,712.38
  6. Step 6: Final answer
    x = 74,090.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.